1. Product Overview
The REMALL V8S Sound Card Mixer is a versatile audio interface designed for live streaming, podcasting, gaming, and recording. It features multiple input and output options, voice changing functions, and various sound effects to enhance your audio experience. This manual provides detailed instructions for setting up and operating your V8S Sound Card Mixer.

Figure 1.1: Front view of the REMALL V8S Sound Card Mixer.
2. Setup Guide
Follow these steps to set up your REMALL V8S Sound Card Mixer for optimal performance.
2.1 Unboxing and Initial Inspection
Carefully remove all components from the packaging. Inspect the sound card and accessories for any signs of damage. The package typically includes the V8S sound card, USB charging/data cables, and audio cables.
Video 2.1: Unboxing and overview of the REMALL V8S Sound Card Mixer and its components.
2.2 Powering On the Device
To power on the V8S Sound Card, long-press the power button for 3 seconds. The LED lights on the device will illuminate, indicating it is ready for use.

Figure 2.2: The V8S Sound Card Mixer with its illuminated controls after powering on.
2.3 Connecting to a Computer (PC LIVE / Charging)
Use a USB cable to connect the V8S Sound Card Mixer to your computer. This connection serves two purposes: it charges the device and allows for live broadcasting directly from your PC. Connect the micro-USB end to the "PC LIVE" port on the sound card and the USB-A end to your computer's USB port.

Figure 2.3: USB connection for PC live streaming and charging.
2.4 Connecting Microphones and Audio Output Devices
The V8S Sound Card Mixer supports various audio input and output devices. Refer to the diagram below for port locations.
- Condenser Mic 1 & 2: Connect your condenser microphones to these 3.5mm jacks.
- Headset: Connect a headset with a microphone to this 3.5mm jack.
- Monitor: Connect headphones or speakers to this 3.5mm jack to monitor your audio output.
- Backing Track: Use this 3.5mm jack to connect a device for background music (accompaniment).
- LIVE1 & LIVE2: These 3.5mm jacks are for connecting mobile phones or other devices for live streaming.

Figure 2.4: Rear view of the V8S Sound Card Mixer showing all input and output ports.
2.5 Connecting to Mobile Phones
To connect your phone for live streaming, use the provided audio cables. If your phone has a Type-C or iPhone jack instead of a 3.5mm audio jack, you will need an appropriate adapter cable (not included).
Video 2.5: Demonstrates connecting the sound card to a mobile phone, including the use of adapter cables for Type-C or iPhone jacks.
2.6 Bluetooth Connection for Accompaniment
The V8S Sound Card Mixer supports Bluetooth for wireless accompaniment. To connect:
- Turn on Bluetooth on your mobile device.
- Search for available devices and select "V8S" to pair.
- Confirm the pairing request on your device. Once connected, you can play background music wirelessly through the sound card.

Figure 2.6: Bluetooth connectivity for wireless background music.
3. Operation Guide
Understand the various functions and controls of your V8S Sound Card Mixer.
3.1 Adjusting Volume and Effects
The sound card features several knobs for precise audio control:
- MIC (Microphone Volume): Adjusts the input volume of your microphone.
- ECHO (Reverberation Adjustment): Controls the echo effect applied to your voice.
- TREBLE: Adjusts the high frequencies of your audio.
- BASS: Adjusts the low frequencies of your audio.
- RECORD: Controls the recording volume.
- MUSIC (Backing Track): Adjusts the volume of the background music.
- MONITOR: Controls the volume of the audio heard through your headphones or speakers.

Figure 3.1: Control knobs for microphone, echo, treble, bass, record, music, and monitor.
3.2 Voice Changing Functions
The V8S Sound Card Mixer offers four distinct voice changing effects:
- Female Voice: Transforms your voice to a higher pitch.
- Male Voice: Transforms your voice to a lower pitch.
- Child Voice: Creates a high-pitched, childlike voice effect.
- Robot Sound: Applies a robotic modulation to your voice.

Figure 3.2: Visual representation of the four voice changing effects.
3.3 Sound Effects
The sound card includes 10 interesting sound effects that can be triggered during your live broadcasts or recordings. These effects are activated by pressing the corresponding buttons on the device.
Video 3.3: Demonstration of various sound effects available on the V8S Sound Card Mixer.
4. Key Features
The REMALL V8S Sound Card Mixer is equipped with advanced features for a superior audio experience.
- High-Quality Advanced Chip: Features a dual DSP upgrade chip for clear sound quality with minimal noise and delay.
- Long-Lasting Battery: Equipped with a 1200mAh battery providing 5-6 hours of operation.
- LED Lights: Dynamic LED lights flash with music, adding a visual element to your performance.
- Multiple Sound Effects: Includes 12 kinds of electronic sounds and 12 kinds of sound effects for creative audio mixing.
- Voice Changing: Offers 4 types of voice changing effects (male, female, child, robot).
- Versatile Connectivity: Supports multiple microphones, headsets, speakers, and mobile devices.
- Bluetooth Functionality: Allows for wireless connection to mobile devices for background music.

Figure 4.1: Internal components and battery specifications of the V8S Sound Card Mixer.
5. Connectivity Options
The V8S Sound Card Mixer provides comprehensive connectivity for various audio setups:
| Port | Function | Connector Type |
|---|---|---|
| Condenser Mic 1 & 2 | Microphone input | 3.5mm TRS |
| Headset | Headset with microphone input/output | 3.5mm TRRS |
| Monitor | Headphone or speaker output | 3.5mm TRS |
| Backing Track | External audio input for background music | 3.5mm TRS |
| LIVE1 / LIVE2 | Mobile phone connection for live streaming | 3.5mm TRRS |
| PC LIVE / 5V-1A | Computer connection for live broadcast and charging | Micro-USB |
| Bluetooth | Wireless accompaniment connection | Wireless |
6. Technical Specifications
- Brand: REMALL
- Model Number: V8S
- Number of Channels: 4
- Connectivity Technology: Play, Plug, Bluetooth
- Power Source: Battery Powered (1200mAh, 5-6 hours operation)
- Output Connector Type: RCA, TRS
- Audio Input: Auxiliary, RCA, XLR (via adapter for some microphones)
- Unit Count: 1 Count
7. Troubleshooting
If you encounter issues with your V8S Sound Card Mixer, please refer to the following common solutions:
- No Sound Output:
- Ensure all cables are securely connected to the correct ports.
- Check the volume knobs (MIC, MUSIC, MONITOR) and ensure they are not set to minimum or muted.
- Verify that your headphones or speakers are functioning correctly.
- If connected to a computer, check your computer's sound settings to ensure the V8S is selected as the input/output device.
- Microphone Not Working:
- Confirm the microphone is properly plugged into "Condenser Mic 1" or "Condenser Mic 2".
- Adjust the MIC volume knob.
- Test the microphone with another device to ensure it is not faulty.
- Bluetooth Connection Issues:
- Ensure Bluetooth is enabled on both the sound card and your mobile device.
- Make sure the devices are within range.
- Try unpairing and re-pairing the device.
- Static or Poor Sound Quality:
- Check for loose cable connections.
- Ensure no other electronic devices are causing interference.
- Adjust the TREBLE and BASS knobs to optimize sound.
8. Care and Maintenance
To ensure the longevity and optimal performance of your REMALL V8S Sound Card Mixer, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the surface of the device. Avoid using liquid cleaners or abrasive materials.
- Storage: Store the sound card in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Handle the device with care to prevent drops or impacts that could damage internal components.
- Cable Management: Avoid bending or twisting cables excessively to prevent damage to the connectors and wires.
9. Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your product packaging or visit the official REMALL website. Keep your purchase receipt as proof of purchase for warranty claims.
REMALL Official Store: Visit the REMALL Store on Amazon